Home / 20,536.25-28,333.04-16,752.83

Finding the Fourth Proportional to 20,536.25, 28,333.04 and 16,752.83

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Solution

The fourth proportional to 20,536.25, 28,333.04 and 16,752.83 is: 23,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536.25 : 28,333.04 = 16,752.83 : x
  2. Step 2: Convert to fraction form
    20,536.25/28,333.04 = 16,752.83/x
  3. Step 3: Cross multiply
    20,536.25x = 28,333.04 × 16,752.83
  4. Step 4: Simplify right side
    20,536.25x = 474,658,377.07
  5. Step 5: Solve for x
    x = 474,658,377.07/20,536.25
  6. Step 6: Final answer
    x = 23,113.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.